Single panel undercounter light



FIG. 1 is a bottom perspective view of the single panel undercounter light according to my design;

FIG. 2 is a front view of my design;

FIG. 3 is a left side view of my design which is substantially a mirror image of the right side view;

FIG. 4 is a back view of my design;

FIG. 5 is a bottom view of my design; and,

FIG. 6 is a top view of my design.

The broken lines shown in FIGS. 4 and 6 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a single panel undercounter light, as shown and described. 